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<?php |
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namespace kalanis\kw_connect\records; |
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use kalanis\kw_connect\arrays\Filters; |
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use kalanis\kw_connect\core\AConnector; |
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use kalanis\kw_connect\core\ConnectException; |
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use kalanis\kw_connect\core\Interfaces\IFilterFactory; |
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use kalanis\kw_connect\core\Interfaces\IIterableConnector; |
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use kalanis\kw_connect\core\Interfaces\IOrder; |
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use kalanis\kw_connect\core\Interfaces\IRow; |
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use kalanis\kw_mapper\Records\ARecord; |
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/** |
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* Class Connector |
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* @package kalanis\kw_connect\records |
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* Data source is kw_mapper/Record |
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*/ |
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class Connector extends AConnector implements IIterableConnector |
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{ |
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/** @var ARecord[] */ |
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protected array $dataSource; |
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/** @var array<IRow> */ |
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protected array $filteredData = []; |
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protected string $orderDirection = IOrder::ORDER_ASC; |
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protected string $orderColumn = ''; |
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protected ?string $filterByColumn = null; |
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/** @var string|int|null */ |
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protected $filterByNamePart = null; |
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protected ?int $offset = null; |
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protected ?int $limit = null; |
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/** |
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* @param array<ARecord> $records |
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*/ |
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public function __construct(array $records) |
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{ |
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$this->dataSource = $records; |
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} |
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protected function parseData(): void |
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{ |
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$filtered = array_filter(array_map([$this, 'getTranslated'], $this->dataSource), [$this, 'filterItems']); |
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uasort($filtered, [$this, 'sortItems']); |
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$this->filteredData = $filtered; |
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$this->translatedData = array_slice($filtered, intval($this->offset), $this->limit); |
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} |
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public function getTranslated(ARecord $data): IRow |
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{ |
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return new Row($data); |
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} |
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public function setFiltering(string $colName, string $filterType, $value): void |
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{ |
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$this->filterByColumn = $colName; |
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$this->filterByNamePart = is_array($value) ? strval(reset($value)) : strval($value); |
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} |
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public function setOrdering(string $colName, string $direction): void |
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{ |
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$this->orderColumn = $colName; |
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$this->orderDirection = $direction; |
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} |
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public function setPagination(?int $offset, ?int $limit): void |
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{ |
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$this->offset = $offset; |
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$this->limit = $limit; |
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} |
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public function getTotalCount(): int |
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{ |
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if (empty($this->dataSource)) { |
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return 0; |
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} |
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if (empty($this->filteredData)) { |
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$this->fetchData(); |
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} |
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return count($this->filteredData); |
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} |
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public function fetchData(): void |
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{ |
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$this->parseData(); |
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} |
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/** |
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* @param IRow $node |
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* @throws ConnectException |
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* @return bool |
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*/ |
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public function filterItems(IRow $node): bool |
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{ |
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return is_null($this->filterByNamePart) |
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|| is_null($this->filterByColumn) |
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|| ( |
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$this->columnExists($node, $this->filterByColumn) |
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&& $this->compareValues($node, $this->filterByColumn, $this->filterByNamePart) |
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); |
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} |
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protected function columnExists(IRow $node, string $whichColumn): bool |
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{ |
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return $node->__isset($whichColumn); |
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} |
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/** |
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* @param IRow $node |
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* @param string $whichColumn |
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* @param string|int $columnValue |
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* @throws ConnectException |
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* @return bool |
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*/ |
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protected function compareValues(IRow $node, string $whichColumn, $columnValue): bool |
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{ |
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return false !== stripos(strval($node->getValue($whichColumn)), strval($columnValue)); |
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} |
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/** |
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* @param IRow $a |
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* @param IRow $b |
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* @throws ConnectException |
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* @return int |
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*/ |
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public function sortItems(IRow $a, IRow $b) |
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{ |
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return |
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IOrder::ORDER_ASC == $this->orderDirection |
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? $a->getValue($this->orderColumn) <=> $b->getValue($this->orderColumn) |
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: $b->getValue($this->orderColumn) <=> $a->getValue($this->orderColumn) |
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; |
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} |
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public function getFilterFactory(): IFilterFactory |
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{ |
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return Filters\Factory::getInstance(); |
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} |
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} |
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alex-kalanis /
kw_connect
